package org.androssh.service;

import java.io.IOException;

import org.androssh.util.HostDatabase;
import org.androssh.util.PreferenceConstants;
import org.androssh.util.PubkeyDatabase;

import android.app.backup.BackupAgentHelper;
import android.app.backup.BackupDataInput;
import android.app.backup.BackupDataOutput;
import android.app.backup.FileBackupHelper;
import android.app.backup.SharedPreferencesBackupHelper;
import android.os.ParcelFileDescriptor;
import android.util.Log;

/**
 * @author kroot
 * 
 */
public class BackupAgent extends BackupAgentHelper {
	@Override
	public void onCreate() {
		Log.d("androssh.BackupAgent", "onCreate called");

		SharedPreferencesBackupHelper prefs = new SharedPreferencesBackupHelper(
				this, getPackageName() + "_preferences");
		addHelper(PreferenceConstants.BACKUP_PREF_KEY, prefs);

		FileBackupHelper hosts = new FileBackupHelper(this, "../databases/"
				+ HostDatabase.DB_NAME);
		addHelper(HostDatabase.DB_NAME, hosts);

		FileBackupHelper pubkeys = new FileBackupHelper(this, "../databases/"
				+ PubkeyDatabase.DB_NAME);
		addHelper(PubkeyDatabase.DB_NAME, pubkeys);

	}

	@Override
	public void onBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
			ParcelFileDescriptor newState) throws IOException {
		synchronized (HostDatabase.dbLock) {
			super.onBackup(oldState, data, newState);
		}
	}

	@Override
	public void onRestore(BackupDataInput data, int appVersionCode,
			ParcelFileDescriptor newState) throws IOException {
		Log.d("androssh.BackupAgent", "onRestore called");

		synchronized (HostDatabase.dbLock) {
			Log.d("androssh.BackupAgent", "onRestore in-lock");

			super.onRestore(data, appVersionCode, newState);
		}
	}
}
